Alert archive / Missouri / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 11, NWS St. Louis, MO

April 9, 1995Franklin County, Gasconade County, Missouri

NWS St. Louis, MO issued this severe thunderstorm warning at Apr 9, 1995, 10:03 PM CDT for Franklin County, Gasconade County, Missouri. It was in force for 42 min.

The area

The counties it named.

The facts

Issued
Apr 9, 1995, 10:03 PM CDT (03:03 UTC)
Expired
Apr 9, 1995, 10:45 PM CDT
In force
42 min
Issued by
NWS St. Louis, MO
Area
Whole counties

Counties Franklin County, MO, Gasconade County, MO

The radar

The St Louis radar (KLSX), 61 km from the middle of the area, began a volume at 03:05 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Springfield, MO (KUMN), launched 00:00Z, 3.1 hours before the alert went out and 278 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Springfield, MO at 00:00Z on 1995-04-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1785 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 00:00Z on 1995-04-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 54 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1785 J/kg
Mixed-layer CIN
-67 J/kg
Mixed-layer LCL
1879 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
54 m²/s²
0-3 km storm-relative helicity
175 m²/s²
Significant tornado parameter
0.1
Supercell composite
2.8

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KSTL 100306 RRA
SVRSTL
MOC073-071-100345-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
1003 PM CDT SUN APR 9 1995
 
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1045 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN CENTRAL MISSOURI
 
   ...EASTERN GASCONADE COUNTY
 
IN EAST CENTRAL MISSOURI
 
   ...WESTERN FRANKLIN COUNTY
 
AT 1000 PM CDT...NWS DOPPLER RADAR SHOWED A SEVERE THUNDERSTORM NEAR
OWENSVILLE, MISSOURI MOVING NORTHEAST AT 25 MPH. THIS STORM WILL BE
MOVING THROUGH THE TOWNS OF DRAKE..ROSEBUD..AND GERALD BETWEEN
1010 AND 1025 PM CDT.
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A
STRONG BUILDING.  DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
 
 
ST/RP

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Apr 9, 7:43 PM CDT, 2 hours 20 minutes before
MOZ058-070-100145-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA MISSOURI
743 PM CDT SUN APR 9 1995

AT 740PM A STRONG THUNDERSTORM WAS LOCATED 20 MILES WEST OF ROLLA... OR
JUST NORTHEAST OF WAYNESVILLE. IT WAS MOVING TO THE NORTHEAST AT 40 MPH.

THE COMMUNITIES OF DIXON...HAYDEN...AND VICHY CAN EXPECT WINDS OF 45
MPH...HEAVY RAIN...AND SMALL HAIL AS THIS STORM PASSES THROUGH BEFORE
730PM.

IF YOU ARE OUTDOORS...MOVE TO A PLACE OF SHELTER IMMEDIATELY IF A
STORM APPROACHES.  MOTORISTS SHOULD REMAIN ALERT FOR REDUCED
VISIBILITIES DURING DOWNPOURS OF RAIN.  STREETS MAY FLOOD QUICKLY.

REAUGH
Special weather statement, Apr 9, 7:44 PM CDT, 2 hours 19 minutes before
MOZ058-070-100145-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA MISSOURI
743 PM CDT SUN APR 9 1995

AT 740PM A STRONG THUNDERSTORM WAS LOCATED 20 MILES WEST OF ROLLA... OR
JUST NORTHEAST OF WAYNESVILLE. IT WAS MOVING TO THE NORTHEAST AT 40 MPH.

THE COMMUNITIES OF DIXON...HAYDEN...AND VICHY CAN EXPECT WINDS OF 45
MPH...HEAVY RAIN...AND SMALL HAIL AS THIS STORM PASSES THROUGH BEFORE
730PM.

IF YOU ARE OUTDOORS...MOVE TO A PLACE OF @SHELTER IMMEDIATELY IF A
STORM APPROACHES.  MOTORISTS SHOULD REMAIN ALERT FOR REDUCED
VISIBILITIES DURING DOWNPOURS OF RAIN.  STREETS MAY FLOOD QUICKLY.

REAUGH
Special weather statement, Apr 9, 7:46 PM CDT, 2 hours 17 minutes before
MOZ058-070-100145-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA MISSOURI
743 PM CDT SUN APR 9 1995     ...CORR FOR TIME...

AT 740PM A STRONG THUNDERSTORM WAS LOCATED 20 MILES WEST OF ROLLA... OR
JUST NORTHEAST OF WAYNESVILLE. IT WAS MOVING TO THE NORTHEAST AT 40 MPH.

THE COMMUNITIES OF DIXON...HAYDEN...AND VICHY CAN EXPECT WINDS OF 45
MPH...HEAVY RAIN...AND SMALL HAIL AS THIS STORM PASSES THROUGH BEFORE
830PM.

IF YOU ARE OUTDOORS...MOVE TO A PLACE OF SHELTER IMMEDIATELY IF A
STORM APPROACHES.  MOTORISTS SHOULD REMAIN ALERT FOR REDUCED
VISIBILITIES DURING DOWNPOURS OF RAIN.  STREETS MAY FLOOD QUICKLY.

REAUGH
Special weather statement, Apr 9, 8:09 PM CDT, 1 hour 54 minutes before
MOZ055-056-100210-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA MISSOURI
809 PM CDT SUN APR 9 1995

AT 805PM A STRONG THUNDERSTORM WAS 35 MILES SOUTH OF SEDALIA...OR JUST
A FEW MILES SOUTH OF WARSAW.

MOVEMENT WAS TO THE NORTHEAST AT 40MPH.

WINDS OF 45 MPH...HEAVY RAIN...AND SMALL HAIL ARE POSSIBLE WITH THIS
STORM.

THE THUNDERSTORM WILL REACH WARSAW BY 815PM AND WILL BE IN THE
STOVER/VERSAILLES AREA BY 845PM.

IF YOU ARE OUTDOORS...MOVE TO A PLACE OF SHELTER IMMEDIATELY IF A
STORM APPROACHES.  MOTORISTS SHOULD REMAIN ALERT FOR REDUCED
VISIBILITIES DURING DOWNPOURS OF RAIN.  STREETS MAY FLOOD QUICKLY.

REAUGH

The office that day

Everything else NWS St. Louis, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 9, 8:33 PM CDTSevere Thunderstorm WarningLSXPhelps42 min
Apr 9, 10:26 PM CDTSevere Thunderstorm WarningLSXLewis49 min
Apr 9, 11:16 PM CDTSevere Thunderstorm WarningLSXClark, Lewis44 min
Apr 10, 10:54 AM CDTSevere Thunderstorm WarningLSXCole51 min
Apr 10, 10:56 AM CDTSevere Thunderstorm WarningLSXAudrain49 min
Apr 10, 11:16 AM CDTSevere Thunderstorm WarningLSXMonroe44 min
Apr 10, 5:42 PM CDTSevere Thunderstorm WarningLSXBoone, Callaway48 min
Apr 10, 6:40 PM CDTSevere Thunderstorm WarningLSXWarren50 min

Nearby

Severe Thunderstorm Warnings in Missouri, 1995Every severe thunderstorm warning in 1995

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.